47541217 has 2 divisors, whose sum is σ = 47541218. Its totient is φ = 47541216.

The previous prime is 47541209. The next prime is 47541239. The reversal of 47541217 is 71214574.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28740321 + 18800896 = 5361^2 + 4336^2 .

It is a cyclic number.

It is not a de Polignac number, because 47541217 - 2³ = 47541209 is a prime.

It is not a weakly prime, because it can be changed into another prime (47541317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23770608 + 23770609.

It is an arithmetic number, because the mean of its divisors is an integer number (23770609).

Almost surely, 2^47541217 is an apocalyptic number.

It is an amenable number.

47541217 is a deficient number, since it is larger than the sum of its proper divisors (1).

47541217 is an equidigital number, since it uses as much as digits as its factorization.

47541217 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7840, while the sum is 31.

The square root of 47541217 is about 6895.0139231186. The cubic root of 47541217 is about 362.2625431791.

The spelling of 47541217 in words is "forty-seven million, five hundred forty-one thousand, two hundred seventeen".